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Take your networking performance to new heights with a modern, cloud-native, AI-Native architecture. Only Juniper can help you unleash the full potential of Wi-Fi 7 with our AI-Native platform for innovation.
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Shaping Student Experiences: The NOW Way to Build Higher Education Networks

Juniper Networks CIO Sharon Mandell and a virtual summit of C-level IT leaders from prestigious institutions discuss ongoing efforts to support digital transformation on campus.
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Security in healthcare

In this IDC Spotlight report, discover how AI networking can automate and strengthen a healthcare ecosystem to defeat criminals and prevent loss. 
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Juniper ACX7020 Cloud Metro Access Router

Legacy networks simply cannot meet the demands of today’s rapidly evolving metro landscape. Unlock a new generation of highly scalable architectures and automated operations with the Juniper ACX7020. 
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Next-gen AI-Native EX4000 line of switches

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Home Documentation Junos OS Release Notes: Junos OS Release 22.1R1 Junos OS Release Notes for QFX Series What's New

Release Notes: Junos OS Release 22.1R1

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Release Notes: Junos OS Release 22.1R1
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{ "lLangCode": "en", "lName": "English", "lCountryCode": "us", "transcode": "en_US" }
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  • Support for configuring multiple queues as strict-high priority (EX4400-24MP, EX4400-24P, EX4400-24T, EX4400-48F, EX4400-48MP, EX4400-48P, EX4400-48T, EX4650, EX4650-48Y-VC, QFX5120-32C, QFX5120-48T, QFX5120-48T-VC, QFX5120-48Y, QFX5120-48Y-VC, and QFX5120-48YM)—Starting in Junos OS Release 22.1R1, you can configure multiple strict-high priority queues in which the queue with the highest priority value gets precedence.

    [See Traffic Management User Guide.]

  • Forwarding classes and loss priority enhancement (QFX10002, QFX10008, and QFX10016)—Starting in Junos OS Release 22.1R1, we’ve increased the number of supported forwarding classes from 8 to 16 and the number of supported loss priorities from 3 to 4. This enhancement enables you to classify all available 64 Differentiated Services code point (DSCP) values.

    You can also configure the loss priority as medium-low at the following hierarchy levels:

    • [edit class-of-service classifiers cls-type classifier-name forwarding-class class-name loss-priority]
    • [edit class-of-service rewrite-rules rw-type rewrite-name forwarding-class class-name loss-priority]

    [See loss-priority (Classifiers) and loss-priority (Rewrite Rules).]

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